1105429249 has 8 divisors (see below), whose sum is σ = 1135176840. Its totient is φ = 1075814400.

The previous prime is 1105429229. The next prime is 1105429261. The reversal of 1105429249 is 9429245011.

It can be written as a sum of positive squares in 4 ways, for example, as 5313025 + 1100116224 = 2305^2 + 33168^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1105429249 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1105429219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16192 + ... + 49729.

It is an arithmetic number, because the mean of its divisors is an integer number (141897105).

Almost surely, 2^1105429249 is an apocalyptic number.

It is an amenable number.

1105429249 is a deficient number, since it is larger than the sum of its proper divisors (29747591).

1105429249 is an equidigital number, since it uses as much as digits as its factorization.

1105429249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66371.

The product of its (nonzero) digits is 25920, while the sum is 37.

The square root of 1105429249 is about 33247.9961651826. The cubic root of 1105429249 is about 1033.9756640325.

The spelling of 1105429249 in words is "one billion, one hundred five million, four hundred twenty-nine thousand, two hundred forty-nine".